Home / 40,216.89-55,502.07-22,313.55

Finding the Fourth Proportional to 40,216.89, 55,502.07 and 22,313.55

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Solution

The fourth proportional to 40,216.89, 55,502.07 and 22,313.55 is: 30,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,216.89 : 55,502.07 = 22,313.55 : x
  2. Step 2: Convert to fraction form
    40,216.89/55,502.07 = 22,313.55/x
  3. Step 3: Cross multiply
    40,216.89x = 55,502.07 × 22,313.55
  4. Step 4: Simplify right side
    40,216.89x = 1,238,448,214.05
  5. Step 5: Solve for x
    x = 1,238,448,214.05/40,216.89
  6. Step 6: Final answer
    x = 30,794.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.